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block: export block_unplug tracepoint
authorNeilBrown <neilb@suse.de>
Fri, 14 Dec 2012 19:49:27 +0000 (20:49 +0100)
committerJens Axboe <axboe@kernel.dk>
Fri, 14 Dec 2012 19:49:27 +0000 (20:49 +0100)
This allows stacked devices (like md/raid5) to provide blktrace
tracing, including unplug events.

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/blk-core.c patch | blob | history

diff --cc block/blk-core.c
Simple merge
Pandora Kernel Repository